Jonnie B. refactored image input handling in the nvidia-cosmos/cosmos-rl repository, focusing on aligning the Qwen2.5-VL model’s data pipeline with Hugging Face transformers conventions. By renaming the image input key from pixel_values_images to pixel_values throughout data packing and model forward passes, Jonnie streamlined schema consistency and clarified image data flow. This Python and PyTorch-based update improved maintainability and reduced integration friction, addressing a persistent mismatch with upstream standards. The work demonstrated a solid grasp of computer vision and model integration, delivering a targeted solution that enhanced robustness without disrupting existing training workflows or introducing runtime errors.